/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/transmitter.16.cil.c


--------------------------------------------------------------------------------


This is Ultimate 0.1.25-c90d42b
[2020-09-25 03:29:30,853 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-09-25 03:29:30,857 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-25 03:29:30,883 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-25 03:29:30,884 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-25 03:29:30,885 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-25 03:29:30,886 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-25 03:29:30,888 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-25 03:29:30,890 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-25 03:29:30,891 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-25 03:29:30,892 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-09-25 03:29:30,894 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-25 03:29:30,894 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-25 03:29:30,895 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-25 03:29:30,896 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-25 03:29:30,897 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-25 03:29:30,898 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 03:29:30,900 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 03:29:30,901 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 03:29:30,903 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 03:29:30,907 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 03:29:30,908 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 03:29:30,909 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 03:29:30,910 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 03:29:30,913 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-25 03:29:30,913 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-25 03:29:30,913 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-25 03:29:30,914 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-25 03:29:30,915 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-25 03:29:30,916 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-25 03:29:30,916 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-09-25 03:29:30,917 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-09-25 03:29:30,918 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-25 03:29:30,919 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-09-25 03:29:30,920 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-09-25 03:29:30,920 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-25 03:29:30,921 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-09-25 03:29:30,921 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-09-25 03:29:30,922 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-25 03:29:30,923 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-25 03:29:30,924 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-09-25 03:29:30,925 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-09-25 03:29:30,951 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-25 03:29:30,951 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 03:29:30,953 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 03:29:30,953 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-25 03:29:30,953 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-25 03:29:30,953 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 03:29:30,953 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-25 03:29:30,954 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-25 03:29:30,954 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-25 03:29:30,954 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-25 03:29:30,954 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 03:29:30,954 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 03:29:30,955 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 03:29:30,955 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-25 03:29:30,955 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-25 03:29:30,955 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-25 03:29:30,955 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-25 03:29:30,956 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 03:29:30,956 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-25 03:29:30,956 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-25 03:29:30,956 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-25 03:29:30,956 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 03:29:30,957 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 03:29:30,957 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 03:29:30,957 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 03:29:30,957 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-25 03:29:30,957 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 03:29:30,957 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 03:29:30,958 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-25 03:29:30,958 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
[2020-09-25 03:29:31,427 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 03:29:31,450 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 03:29:31,454 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 03:29:31,457 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-25 03:29:31,459 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-25 03:29:31,460 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.16.cil.c
[2020-09-25 03:29:31,552 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/508273623/365fbbcaa3ef4710874c2f14050ac5b4/FLAGd90a07000
[2020-09-25 03:29:32,191 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-25 03:29:32,192 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.16.cil.c
[2020-09-25 03:29:32,210 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/508273623/365fbbcaa3ef4710874c2f14050ac5b4/FLAGd90a07000
[2020-09-25 03:29:32,420 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/508273623/365fbbcaa3ef4710874c2f14050ac5b4
[2020-09-25 03:29:32,433 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 03:29:32,438 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 03:29:32,439 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 03:29:32,439 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 03:29:32,445 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 03:29:32,446 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:29:32" (1/1) ...
[2020-09-25 03:29:32,450 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11ced97d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:29:32, skipping insertion in model container
[2020-09-25 03:29:32,451 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:29:32" (1/1) ...
[2020-09-25 03:29:32,460 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-25 03:29:32,527 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-25 03:29:32,935 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 03:29:32,952 INFO  L203         MainTranslator]: Completed pre-run
[2020-09-25 03:29:33,155 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-09-25 03:29:33,193 INFO  L208         MainTranslator]: Completed translation
[2020-09-25 03:29:33,194 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:29:33 WrapperNode
[2020-09-25 03:29:33,194 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 03:29:33,195 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-09-25 03:29:33,195 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-09-25 03:29:33,195 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-09-25 03:29:33,213 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:29:33" (1/1) ...
[2020-09-25 03:29:33,213 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:29:33" (1/1) ...
[2020-09-25 03:29:33,229 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:29:33" (1/1) ...
[2020-09-25 03:29:33,230 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:29:33" (1/1) ...
[2020-09-25 03:29:33,257 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:29:33" (1/1) ...
[2020-09-25 03:29:33,282 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:29:33" (1/1) ...
[2020-09-25 03:29:33,288 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:29:33" (1/1) ...
[2020-09-25 03:29:33,296 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-09-25 03:29:33,297 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-09-25 03:29:33,297 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-09-25 03:29:33,297 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-09-25 03:29:33,298 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:29:33" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 03:29:33,395 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-09-25 03:29:33,396 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-09-25 03:29:33,396 INFO  L138     BoogieDeclarations]: Found implementation of procedure error
[2020-09-25 03:29:33,396 INFO  L138     BoogieDeclarations]: Found implementation of procedure master
[2020-09-25 03:29:33,396 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit1
[2020-09-25 03:29:33,396 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit2
[2020-09-25 03:29:33,397 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit3
[2020-09-25 03:29:33,397 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit4
[2020-09-25 03:29:33,397 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit5
[2020-09-25 03:29:33,397 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit6
[2020-09-25 03:29:33,397 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit7
[2020-09-25 03:29:33,397 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit8
[2020-09-25 03:29:33,398 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit9
[2020-09-25 03:29:33,398 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit10
[2020-09-25 03:29:33,398 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit11
[2020-09-25 03:29:33,398 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit12
[2020-09-25 03:29:33,398 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit13
[2020-09-25 03:29:33,399 INFO  L138     BoogieDeclarations]: Found implementation of procedure transmit14
[2020-09-25 03:29:33,399 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_master_triggered
[2020-09-25 03:29:33,399 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered
[2020-09-25 03:29:33,399 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered
[2020-09-25 03:29:33,400 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered
[2020-09-25 03:29:33,400 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered
[2020-09-25 03:29:33,400 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered
[2020-09-25 03:29:33,400 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered
[2020-09-25 03:29:33,400 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered
[2020-09-25 03:29:33,400 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered
[2020-09-25 03:29:33,401 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered
[2020-09-25 03:29:33,401 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered
[2020-09-25 03:29:33,401 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered
[2020-09-25 03:29:33,401 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered
[2020-09-25 03:29:33,401 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered
[2020-09-25 03:29:33,401 INFO  L138     BoogieDeclarations]: Found implementation of procedure is_transmit14_triggered
[2020-09-25 03:29:33,402 INFO  L138     BoogieDeclarations]: Found implementation of procedure update_channels
[2020-09-25 03:29:33,402 INFO  L138     BoogieDeclarations]: Found implementation of procedure init_threads
[2020-09-25 03:29:33,402 INFO  L138     BoogieDeclarations]: Found implementation of procedure exists_runnable_thread
[2020-09-25 03:29:33,402 INFO  L138     BoogieDeclarations]: Found implementation of procedure eval
[2020-09-25 03:29:33,402 INFO  L138     BoogieDeclarations]: Found implementation of procedure fire_delta_events
[2020-09-25 03:29:33,402 INFO  L138     BoogieDeclarations]: Found implementation of procedure reset_delta_events
[2020-09-25 03:29:33,402 INFO  L138     BoogieDeclarations]: Found implementation of procedure activate_threads
[2020-09-25 03:29:33,403 INFO  L138     BoogieDeclarations]: Found implementation of procedure immediate_notify
[2020-09-25 03:29:33,403 INFO  L138     BoogieDeclarations]: Found implementation of procedure fire_time_events
[2020-09-25 03:29:33,403 INFO  L138     BoogieDeclarations]: Found implementation of procedure reset_time_events
[2020-09-25 03:29:33,403 INFO  L138     BoogieDeclarations]: Found implementation of procedure init_model
[2020-09-25 03:29:33,403 INFO  L138     BoogieDeclarations]: Found implementation of procedure stop_simulation
[2020-09-25 03:29:33,403 INFO  L138     BoogieDeclarations]: Found implementation of procedure start_simulation
[2020-09-25 03:29:33,403 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-09-25 03:29:33,404 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-09-25 03:29:33,404 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-09-25 03:29:33,404 INFO  L130     BoogieDeclarations]: Found specification of procedure error
[2020-09-25 03:29:33,404 INFO  L130     BoogieDeclarations]: Found specification of procedure is_master_triggered
[2020-09-25 03:29:33,404 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit1_triggered
[2020-09-25 03:29:33,404 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit2_triggered
[2020-09-25 03:29:33,405 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit3_triggered
[2020-09-25 03:29:33,405 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit4_triggered
[2020-09-25 03:29:33,405 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit5_triggered
[2020-09-25 03:29:33,405 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit6_triggered
[2020-09-25 03:29:33,405 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit7_triggered
[2020-09-25 03:29:33,405 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit8_triggered
[2020-09-25 03:29:33,406 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit9_triggered
[2020-09-25 03:29:33,406 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit10_triggered
[2020-09-25 03:29:33,406 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit11_triggered
[2020-09-25 03:29:33,406 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit12_triggered
[2020-09-25 03:29:33,406 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit13_triggered
[2020-09-25 03:29:33,406 INFO  L130     BoogieDeclarations]: Found specification of procedure is_transmit14_triggered
[2020-09-25 03:29:33,407 INFO  L130     BoogieDeclarations]: Found specification of procedure immediate_notify
[2020-09-25 03:29:33,407 INFO  L130     BoogieDeclarations]: Found specification of procedure master
[2020-09-25 03:29:33,407 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit1
[2020-09-25 03:29:33,407 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit2
[2020-09-25 03:29:33,407 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit3
[2020-09-25 03:29:33,407 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit4
[2020-09-25 03:29:33,407 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit5
[2020-09-25 03:29:33,408 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit6
[2020-09-25 03:29:33,408 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit7
[2020-09-25 03:29:33,408 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit8
[2020-09-25 03:29:33,408 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit9
[2020-09-25 03:29:33,408 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit10
[2020-09-25 03:29:33,408 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit11
[2020-09-25 03:29:33,409 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit12
[2020-09-25 03:29:33,409 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit13
[2020-09-25 03:29:33,409 INFO  L130     BoogieDeclarations]: Found specification of procedure transmit14
[2020-09-25 03:29:33,409 INFO  L130     BoogieDeclarations]: Found specification of procedure update_channels
[2020-09-25 03:29:33,409 INFO  L130     BoogieDeclarations]: Found specification of procedure init_threads
[2020-09-25 03:29:33,409 INFO  L130     BoogieDeclarations]: Found specification of procedure exists_runnable_thread
[2020-09-25 03:29:33,410 INFO  L130     BoogieDeclarations]: Found specification of procedure eval
[2020-09-25 03:29:33,410 INFO  L130     BoogieDeclarations]: Found specification of procedure fire_delta_events
[2020-09-25 03:29:33,410 INFO  L130     BoogieDeclarations]: Found specification of procedure reset_delta_events
[2020-09-25 03:29:33,410 INFO  L130     BoogieDeclarations]: Found specification of procedure activate_threads
[2020-09-25 03:29:33,410 INFO  L130     BoogieDeclarations]: Found specification of procedure fire_time_events
[2020-09-25 03:29:33,410 INFO  L130     BoogieDeclarations]: Found specification of procedure reset_time_events
[2020-09-25 03:29:33,410 INFO  L130     BoogieDeclarations]: Found specification of procedure init_model
[2020-09-25 03:29:33,410 INFO  L130     BoogieDeclarations]: Found specification of procedure stop_simulation
[2020-09-25 03:29:33,411 INFO  L130     BoogieDeclarations]: Found specification of procedure start_simulation
[2020-09-25 03:29:33,411 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-09-25 03:29:33,411 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-09-25 03:29:33,411 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-09-25 03:29:34,904 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-09-25 03:29:34,905 INFO  L295             CfgBuilder]: Removed 18 assume(true) statements.
[2020-09-25 03:29:34,917 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:29:34 BoogieIcfgContainer
[2020-09-25 03:29:34,917 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-09-25 03:29:34,919 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-09-25 03:29:34,919 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-09-25 03:29:34,922 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-09-25 03:29:34,923 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 03:29:32" (1/3) ...
[2020-09-25 03:29:34,924 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28edbb38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 03:29:34, skipping insertion in model container
[2020-09-25 03:29:34,924 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:29:33" (2/3) ...
[2020-09-25 03:29:34,924 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28edbb38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 03:29:34, skipping insertion in model container
[2020-09-25 03:29:34,924 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:29:34" (3/3) ...
[2020-09-25 03:29:34,927 INFO  L109   eAbstractionObserver]: Analyzing ICFG transmitter.16.cil.c
[2020-09-25 03:29:34,938 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-09-25 03:29:34,949 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-09-25 03:29:34,971 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-09-25 03:29:35,004 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-09-25 03:29:35,004 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-09-25 03:29:35,004 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-09-25 03:29:35,004 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-09-25 03:29:35,005 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-09-25 03:29:35,005 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-09-25 03:29:35,005 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-09-25 03:29:35,005 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-09-25 03:29:35,047 INFO  L276                IsEmpty]: Start isEmpty. Operand 926 states.
[2020-09-25 03:29:35,082 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 411
[2020-09-25 03:29:35,083 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 03:29:35,085 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 03:29:35,085 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 03:29:35,093 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 03:29:35,093 INFO  L82        PathProgramCache]: Analyzing trace with hash -2106220204, now seen corresponding path program 1 times
[2020-09-25 03:29:35,104 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 03:29:35,105 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [3111346]
[2020-09-25 03:29:35,105 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 03:29:35,502 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:35,776 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:36,010 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:36,167 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:36,304 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:36,466 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:36,601 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:36,720 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:36,839 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:40,590 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:40,590 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 467
[2020-09-25 03:29:40,591 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 8
[2020-09-25 03:29:40,591 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5053
[2020-09-25 03:29:40,597 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:40,597 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:29:40,598 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 103
[2020-09-25 03:29:40,598 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 47
[2020-09-25 03:29:40,598 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 6
[2020-09-25 03:29:41,127 WARN  L193               SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 223
[2020-09-25 03:29:41,131 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 03:29:41,139 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,148 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,187 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,187 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 82
[2020-09-25 03:29:41,187 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,188 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 46
[2020-09-25 03:29:41,188 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,188 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,188 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,189 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,189 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,262 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79
[2020-09-25 03:29:41,268 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,273 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,294 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,294 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 23
[2020-09-25 03:29:41,294 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,295 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 25
[2020-09-25 03:29:41,295 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,295 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:29:41,295 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,295 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 16
[2020-09-25 03:29:41,296 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,303 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2020-09-25 03:29:41,304 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,306 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,309 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,309 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 03:29:41,309 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,310 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 4
[2020-09-25 03:29:41,310 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,310 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:29:41,310 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,311 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 03:29:41,311 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:29:41,354 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105
[2020-09-25 03:29:41,360 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,367 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,394 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,395 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 38
[2020-09-25 03:29:41,395 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,395 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 34
[2020-09-25 03:29:41,396 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:29:41,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 31
[2020-09-25 03:29:41,396 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 5
[2020-09-25 03:29:41,396 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,503 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138
[2020-09-25 03:29:41,508 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,514 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,532 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,532 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 37
[2020-09-25 03:29:41,533 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,533 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 23
[2020-09-25 03:29:41,533 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,533 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,534 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 34
[2020-09-25 03:29:41,534 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,534 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:29:41,544 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170
[2020-09-25 03:29:41,559 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,585 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,599 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,599 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 218
[2020-09-25 03:29:41,600 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,600 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 38
[2020-09-25 03:29:41,600 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,600 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,601 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 215
[2020-09-25 03:29:41,601 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,601 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,623 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15
[2020-09-25 03:29:41,623 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,625 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,626 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,626 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,627 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,627 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,627 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,627 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,628 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,628 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,628 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,630 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2020-09-25 03:29:41,631 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,632 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,633 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,633 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,634 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,634 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,634 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,634 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,635 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,635 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,635 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,637 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-09-25 03:29:41,637 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,638 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,640 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,640 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,640 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,640 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,641 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,641 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,641 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,641 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,642 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,643 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2020-09-25 03:29:41,644 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,645 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,647 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,647 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,647 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,647 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,648 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,648 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,648 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,648 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,648 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,650 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59
[2020-09-25 03:29:41,651 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,652 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,653 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,653 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,654 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,654 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,654 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,654 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,655 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,655 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,655 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,657 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70
[2020-09-25 03:29:41,657 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,659 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,660 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,660 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,660 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,660 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,661 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,661 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,661 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,661 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,662 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,663 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81
[2020-09-25 03:29:41,664 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,665 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,666 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,666 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,667 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,667 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,667 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,667 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,668 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,668 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,668 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,670 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92
[2020-09-25 03:29:41,670 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,672 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,673 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,673 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,673 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,674 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,674 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,674 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,674 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,675 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,675 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,682 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103
[2020-09-25 03:29:41,683 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,684 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,685 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,685 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,686 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,686 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,686 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,686 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,686 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,687 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,687 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,688 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114
[2020-09-25 03:29:41,689 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,690 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,692 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,692 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,693 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,693 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,693 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,693 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,693 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,694 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,694 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,695 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2020-09-25 03:29:41,696 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,697 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,699 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,699 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,699 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,699 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,700 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,700 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,700 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,700 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,700 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,702 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136
[2020-09-25 03:29:41,703 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,704 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,705 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,705 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,705 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,706 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 03:29:41,706 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,706 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,706 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,706 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,707 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,708 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147
[2020-09-25 03:29:41,709 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,710 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,711 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,712 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,712 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,712 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,712 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,712 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,713 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,713 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,713 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,715 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158
[2020-09-25 03:29:41,716 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,717 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,718 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,718 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,718 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,719 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,719 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,719 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,719 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,720 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,720 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,721 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169
[2020-09-25 03:29:41,722 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,723 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,725 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,725 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,725 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,725 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:29:41,725 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,726 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,726 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:41,726 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,726 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,749 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353
[2020-09-25 03:29:41,755 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,760 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,766 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,766 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 37
[2020-09-25 03:29:41,766 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,766 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 10
[2020-09-25 03:29:41,767 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,767 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,767 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 34
[2020-09-25 03:29:41,767 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,768 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:41,775 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390
[2020-09-25 03:29:41,777 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:41,782 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:41,787 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:41,788 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:29:41,788 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:41,788 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 9
[2020-09-25 03:29:41,788 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:41,788 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:41,789 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 9
[2020-09-25 03:29:41,789 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:41,789 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:42,038 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 03:29:42,039 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [3111346]
[2020-09-25 03:29:42,041 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 03:29:42,041 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-09-25 03:29:42,042 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561419295]
[2020-09-25 03:29:42,049 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-09-25 03:29:42,050 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 03:29:42,067 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-09-25 03:29:42,068 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2020-09-25 03:29:42,070 INFO  L87              Difference]: Start difference. First operand 926 states. Second operand 8 states.
[2020-09-25 03:29:42,341 WARN  L193               SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 178
[2020-09-25 03:29:42,526 WARN  L193               SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 133
[2020-09-25 03:29:43,203 WARN  L193               SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 226
[2020-09-25 03:29:43,407 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 137
[2020-09-25 03:29:43,660 WARN  L193               SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 136
[2020-09-25 03:29:44,090 WARN  L193               SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 225
[2020-09-25 03:29:44,291 WARN  L193               SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 135
[2020-09-25 03:29:49,078 WARN  L193               SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 180
[2020-09-25 03:29:53,979 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 03:29:53,979 INFO  L93              Difference]: Finished difference Result 2352 states and 3231 transitions.
[2020-09-25 03:29:53,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2020-09-25 03:29:53,981 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 410
[2020-09-25 03:29:53,983 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 03:29:54,035 INFO  L225             Difference]: With dead ends: 2352
[2020-09-25 03:29:54,036 INFO  L226             Difference]: Without dead ends: 1560
[2020-09-25 03:29:54,052 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380
[2020-09-25 03:29:54,080 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1560 states.
[2020-09-25 03:29:54,265 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 915.
[2020-09-25 03:29:54,268 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 915 states.
[2020-09-25 03:29:54,276 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 915 states and 1158 transitions.
[2020-09-25 03:29:54,279 INFO  L78                 Accepts]: Start accepts. Automaton has 915 states and 1158 transitions. Word has length 410
[2020-09-25 03:29:54,280 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 03:29:54,280 INFO  L479      AbstractCegarLoop]: Abstraction has 915 states and 1158 transitions.
[2020-09-25 03:29:54,280 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-09-25 03:29:54,280 INFO  L276                IsEmpty]: Start isEmpty. Operand 915 states and 1158 transitions.
[2020-09-25 03:29:54,292 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 411
[2020-09-25 03:29:54,292 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 03:29:54,293 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 03:29:54,293 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-09-25 03:29:54,293 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 03:29:54,294 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 03:29:54,294 INFO  L82        PathProgramCache]: Analyzing trace with hash 408746228, now seen corresponding path program 1 times
[2020-09-25 03:29:54,294 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 03:29:54,294 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1027159188]
[2020-09-25 03:29:54,295 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 03:29:54,371 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:54,492 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:54,616 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:54,806 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:54,922 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:55,042 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:55,165 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:55,275 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:59,433 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:59,434 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 467
[2020-09-25 03:29:59,434 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 7
[2020-09-25 03:29:59,434 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5013
[2020-09-25 03:29:59,434 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:59,434 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:29:59,435 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 101
[2020-09-25 03:29:59,435 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 45
[2020-09-25 03:29:59,435 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:29:59,867 WARN  L193               SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 223
[2020-09-25 03:29:59,869 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 03:29:59,877 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:29:59,888 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:29:59,932 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:29:59,932 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 82
[2020-09-25 03:29:59,933 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:29:59,933 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 53
[2020-09-25 03:29:59,933 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:29:59,934 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:29:59,934 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:29:59,935 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:29:59,935 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,018 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79
[2020-09-25 03:30:00,023 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,027 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,047 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,047 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 23
[2020-09-25 03:30:00,047 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,048 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 23
[2020-09-25 03:30:00,048 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,048 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:30:00,048 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,048 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 14
[2020-09-25 03:30:00,049 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:30:00,060 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2020-09-25 03:30:00,061 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,062 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,065 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,065 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 03:30:00,065 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,066 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 03:30:00,066 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,066 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:30:00,067 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,067 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 03:30:00,068 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,122 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105
[2020-09-25 03:30:00,129 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,136 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,165 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,165 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 38
[2020-09-25 03:30:00,165 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,166 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 35
[2020-09-25 03:30:00,166 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,167 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:30:00,167 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 27
[2020-09-25 03:30:00,167 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 9
[2020-09-25 03:30:00,168 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,304 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138
[2020-09-25 03:30:00,312 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,320 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,340 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,340 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 37
[2020-09-25 03:30:00,341 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,341 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 26
[2020-09-25 03:30:00,341 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,342 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,342 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 34
[2020-09-25 03:30:00,342 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,343 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,353 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170
[2020-09-25 03:30:00,369 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,398 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,413 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,414 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 218
[2020-09-25 03:30:00,414 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,415 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 43
[2020-09-25 03:30:00,415 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,415 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,416 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 215
[2020-09-25 03:30:00,416 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,416 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,450 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15
[2020-09-25 03:30:00,451 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,454 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,456 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,456 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,456 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,457 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 03:30:00,457 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,458 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,458 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,458 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,459 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,461 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2020-09-25 03:30:00,462 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,463 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,464 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,465 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,465 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,465 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:00,466 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,466 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,467 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,467 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,467 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,469 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-09-25 03:30:00,470 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,471 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,473 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,474 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,474 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,475 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:00,475 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,475 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,476 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,476 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,476 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,478 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2020-09-25 03:30:00,479 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,480 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,482 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,482 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,482 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,483 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:00,483 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,484 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,484 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,484 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,485 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,486 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59
[2020-09-25 03:30:00,487 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,489 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,490 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,491 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,491 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,491 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:00,492 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,492 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,492 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,493 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,494 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 2
[2020-09-25 03:30:00,496 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70
[2020-09-25 03:30:00,497 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,498 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,500 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,501 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,501 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,501 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:00,502 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,502 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,503 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,503 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,503 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,505 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81
[2020-09-25 03:30:00,506 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,508 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,509 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,509 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,509 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,510 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:00,510 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,510 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,510 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,511 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,511 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:30:00,512 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92
[2020-09-25 03:30:00,513 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,514 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,520 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,520 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,521 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,521 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 03:30:00,521 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,522 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,522 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,523 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,523 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,525 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103
[2020-09-25 03:30:00,526 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,528 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,530 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,530 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,530 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,531 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:00,531 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,532 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,532 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,532 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,533 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,535 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114
[2020-09-25 03:30:00,536 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,537 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,538 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,539 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,539 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,540 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:00,540 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,540 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,541 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,541 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,541 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,543 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2020-09-25 03:30:00,544 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,545 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,548 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,549 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,549 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,550 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 03:30:00,550 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,550 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,551 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,551 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,552 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,554 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136
[2020-09-25 03:30:00,556 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,557 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,559 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,559 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,559 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,560 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:00,560 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,560 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,561 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,561 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,562 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,564 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147
[2020-09-25 03:30:00,564 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,566 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,567 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,567 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,567 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,567 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 03:30:00,568 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,568 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,568 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,568 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,569 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,571 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158
[2020-09-25 03:30:00,572 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,573 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,575 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,575 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,576 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,576 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:00,576 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,577 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,577 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,577 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,578 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,580 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169
[2020-09-25 03:30:00,580 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,583 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,584 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,585 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,585 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,585 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:00,586 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,586 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,586 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:00,587 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,587 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:00,625 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353
[2020-09-25 03:30:00,630 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,637 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,642 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,643 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 37
[2020-09-25 03:30:00,643 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,643 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 11
[2020-09-25 03:30:00,643 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,644 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,644 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 34
[2020-09-25 03:30:00,644 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,644 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:30:00,651 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390
[2020-09-25 03:30:00,653 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:00,655 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:00,659 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:00,660 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:00,660 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:00,660 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 6
[2020-09-25 03:30:00,660 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:00,660 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:00,661 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 9
[2020-09-25 03:30:00,661 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:00,661 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:30:00,848 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 03:30:00,849 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1027159188]
[2020-09-25 03:30:00,849 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 03:30:00,849 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-09-25 03:30:00,849 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331574089]
[2020-09-25 03:30:00,865 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-09-25 03:30:00,865 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 03:30:00,865 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-09-25 03:30:00,866 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2020-09-25 03:30:00,866 INFO  L87              Difference]: Start difference. First operand 915 states and 1158 transitions. Second operand 8 states.
[2020-09-25 03:30:01,123 WARN  L193               SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 178
[2020-09-25 03:30:01,336 WARN  L193               SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 133
[2020-09-25 03:30:02,078 WARN  L193               SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 226
[2020-09-25 03:30:02,268 WARN  L193               SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 137
[2020-09-25 03:30:02,496 WARN  L193               SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 136
[2020-09-25 03:30:02,924 WARN  L193               SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 225
[2020-09-25 03:30:03,153 WARN  L193               SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 135
[2020-09-25 03:30:08,122 WARN  L193               SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 180
[2020-09-25 03:30:13,217 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-09-25 03:30:13,217 INFO  L93              Difference]: Finished difference Result 2332 states and 3043 transitions.
[2020-09-25 03:30:13,218 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2020-09-25 03:30:13,218 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 410
[2020-09-25 03:30:13,219 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-09-25 03:30:13,240 INFO  L225             Difference]: With dead ends: 2332
[2020-09-25 03:30:13,241 INFO  L226             Difference]: Without dead ends: 1559
[2020-09-25 03:30:13,245 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342
[2020-09-25 03:30:13,247 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1559 states.
[2020-09-25 03:30:13,363 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1559 to 914.
[2020-09-25 03:30:13,363 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 914 states.
[2020-09-25 03:30:13,367 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 914 states and 1156 transitions.
[2020-09-25 03:30:13,368 INFO  L78                 Accepts]: Start accepts. Automaton has 914 states and 1156 transitions. Word has length 410
[2020-09-25 03:30:13,368 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-09-25 03:30:13,369 INFO  L479      AbstractCegarLoop]: Abstraction has 914 states and 1156 transitions.
[2020-09-25 03:30:13,369 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-09-25 03:30:13,369 INFO  L276                IsEmpty]: Start isEmpty. Operand 914 states and 1156 transitions.
[2020-09-25 03:30:13,377 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 411
[2020-09-25 03:30:13,377 INFO  L414         BasicCegarLoop]: Found error trace
[2020-09-25 03:30:13,377 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-09-25 03:30:13,378 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-09-25 03:30:13,378 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-09-25 03:30:13,378 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-09-25 03:30:13,378 INFO  L82        PathProgramCache]: Analyzing trace with hash 898597012, now seen corresponding path program 1 times
[2020-09-25 03:30:13,379 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-09-25 03:30:13,379 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [804342702]
[2020-09-25 03:30:13,379 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-09-25 03:30:13,438 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:13,520 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:13,644 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:13,818 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:13,946 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:14,065 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:14,179 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:18,466 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:18,466 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 467
[2020-09-25 03:30:18,466 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 6
[2020-09-25 03:30:18,467 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5017
[2020-09-25 03:30:18,467 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:18,467 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:30:18,467 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 99
[2020-09-25 03:30:18,467 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 43
[2020-09-25 03:30:18,468 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:30:18,968 WARN  L193               SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 223
[2020-09-25 03:30:18,969 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-09-25 03:30:18,976 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:18,987 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,031 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,032 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 82
[2020-09-25 03:30:19,032 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,032 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 53
[2020-09-25 03:30:19,033 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,033 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,034 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,034 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,034 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,125 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79
[2020-09-25 03:30:19,130 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,135 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,155 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,155 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 23
[2020-09-25 03:30:19,156 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,156 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 23
[2020-09-25 03:30:19,156 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,157 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:30:19,157 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,157 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 12
[2020-09-25 03:30:19,158 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,165 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102
[2020-09-25 03:30:19,166 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,167 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,170 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,170 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 8
[2020-09-25 03:30:19,170 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,170 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 03:30:19,171 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,171 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:30:19,171 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,172 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 4
[2020-09-25 03:30:19,172 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,222 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105
[2020-09-25 03:30:19,228 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,236 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,266 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,267 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 38
[2020-09-25 03:30:19,267 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,268 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 37
[2020-09-25 03:30:19,268 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,269 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 2
[2020-09-25 03:30:19,269 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 23
[2020-09-25 03:30:19,270 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 13
[2020-09-25 03:30:19,270 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,466 WARN  L193               SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 88
[2020-09-25 03:30:19,467 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138
[2020-09-25 03:30:19,477 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,484 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,503 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,504 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 37
[2020-09-25 03:30:19,504 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,504 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 25
[2020-09-25 03:30:19,505 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,505 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,505 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 34
[2020-09-25 03:30:19,506 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,506 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,516 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170
[2020-09-25 03:30:19,533 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,563 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,579 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,580 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 218
[2020-09-25 03:30:19,580 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,580 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 44
[2020-09-25 03:30:19,581 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,581 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,582 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 215
[2020-09-25 03:30:19,582 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,582 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,611 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15
[2020-09-25 03:30:19,615 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,616 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,626 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,626 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,627 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,627 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 10
[2020-09-25 03:30:19,628 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,628 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,628 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,629 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,629 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,633 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2020-09-25 03:30:19,634 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,635 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,638 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,638 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,639 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,639 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 03:30:19,639 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,640 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,640 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,640 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,641 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,643 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-09-25 03:30:19,644 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,645 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,647 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,648 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,648 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,648 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 3
[2020-09-25 03:30:19,649 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,649 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,649 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,650 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,650 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,652 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2020-09-25 03:30:19,652 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,653 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,654 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,655 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,655 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,655 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 03:30:19,655 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,656 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,656 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,656 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,656 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 0
[2020-09-25 03:30:19,658 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59
[2020-09-25 03:30:19,658 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,659 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,660 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,661 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,661 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,661 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 1
[2020-09-25 03:30:19,661 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,661 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,662 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,662 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,662 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,664 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70
[2020-09-25 03:30:19,665 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,667 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,668 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,668 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,669 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,669 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:19,670 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,670 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,670 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,671 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,671 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,673 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81
[2020-09-25 03:30:19,674 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,675 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,676 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,677 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,677 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,678 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:19,678 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,678 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,679 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,679 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,679 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,683 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92
[2020-09-25 03:30:19,684 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,686 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,689 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,690 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,690 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,691 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 5
[2020-09-25 03:30:19,691 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,691 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,692 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,692 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,693 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,694 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103
[2020-09-25 03:30:19,696 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,699 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,700 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,701 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,701 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,702 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:19,702 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,702 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,703 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,703 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,703 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,708 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114
[2020-09-25 03:30:19,709 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,710 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,712 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,712 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,713 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,713 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:19,713 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,714 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,714 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,715 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,715 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,717 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2020-09-25 03:30:19,719 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,720 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,721 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,722 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,722 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,723 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:19,723 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,723 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,724 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,724 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,725 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,726 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136
[2020-09-25 03:30:19,727 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,729 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,730 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,730 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,731 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,731 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:19,731 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,732 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,732 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,733 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,733 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,735 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147
[2020-09-25 03:30:19,736 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,737 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,738 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,739 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,739 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,739 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:19,740 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,740 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,741 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,741 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,741 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,743 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158
[2020-09-25 03:30:19,744 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,745 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,747 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,747 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,747 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,748 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:19,748 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,749 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,749 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,749 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,750 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,752 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169
[2020-09-25 03:30:19,752 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,754 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,755 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,756 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,756 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,756 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 2
[2020-09-25 03:30:19,757 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,757 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,757 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 2
[2020-09-25 03:30:19,758 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,759 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,790 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353
[2020-09-25 03:30:19,797 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,803 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,809 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,809 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 37
[2020-09-25 03:30:19,810 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,810 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 11
[2020-09-25 03:30:19,810 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,811 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,811 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 34
[2020-09-25 03:30:19,812 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,812 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:19,821 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390
[2020-09-25 03:30:19,822 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-09-25 03:30:19,826 FATAL L256   erpolLogProxyWrapper]: Now shrinking...
[2020-09-25 03:30:19,830 FATAL L256   erpolLogProxyWrapper]: Timeout: 5000
[2020-09-25 03:30:19,831 FATAL L256   erpolLogProxyWrapper]: Cardinality of Constraint set: 12
[2020-09-25 03:30:19,831 FATAL L256   erpolLogProxyWrapper]: Number of enumerated Muses: 1
[2020-09-25 03:30:19,831 FATAL L256   erpolLogProxyWrapper]: Time needed for enumeration: 7
[2020-09-25 03:30:19,832 FATAL L256   erpolLogProxyWrapper]: Heuristic: WIDEST
[2020-09-25 03:30:19,832 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has size: 1
[2020-09-25 03:30:19,833 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has depth: 9
[2020-09-25 03:30:19,833 FATAL L256   erpolLogProxyWrapper]: Chosen Mus has width: 1
[2020-09-25 03:30:19,833 FATAL L256   erpolLogProxyWrapper]: Time needed for Heuristics: 1
[2020-09-25 03:30:20,121 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-09-25 03:30:20,122 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [804342702]
[2020-09-25 03:30:20,123 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-09-25 03:30:20,123 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-09-25 03:30:20,124 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167933544]
[2020-09-25 03:30:20,125 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-09-25 03:30:20,125 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-09-25 03:30:20,126 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-09-25 03:30:20,126 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2020-09-25 03:30:20,126 INFO  L87              Difference]: Start difference. First operand 914 states and 1156 transitions. Second operand 8 states.
[2020-09-25 03:30:20,356 WARN  L193               SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 178
[2020-09-25 03:30:20,525 WARN  L193               SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 133
[2020-09-25 03:30:21,235 WARN  L193               SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 226
[2020-09-25 03:30:21,410 WARN  L193               SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 137
[2020-09-25 03:30:21,621 WARN  L193               SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 136
[2020-09-25 03:30:22,063 WARN  L193               SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 225
[2020-09-25 03:30:22,284 WARN  L193               SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 135